Which statement accurately describes kublai khan?
a. he expanded the mongol empire by increasing trade and negotiating treaties.
b. he closed off china from all contact with foreigners during his reign.
c. in later life, he renounced his throne and lived as a humble monk in tibet.
d. after conquering southern china, he ruled over the largest land empire in history.

Two of these describe “federalism." (choose two answers) select one or more: a. the national government absolutely controls all state governments. b. power is shared by the national and state governments. c. state governments exercise absolute power over the national government. d. it is a compromise meant to eliminate the disadvantages of a “unitary” and a “confederate” system.